# V894 Herculis

> long-period variable star in the constellation Hercules

**Wikidata**: [Q66630696](https://www.wikidata.org/wiki/Q66630696)  
**Source**: https://4ort.xyz/entity/v894-herculis


## References

1. SIMBAD
2. VizieR
3. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
4. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Early Data Release 3
8. Gaia Data Release 2
9. A spectroscopic survey of the youngest field stars in the solar neighbourhood. I. The optically bright sample